http://www.reuters.com/video/2013/07/11 ... nel=118065
Not practical at all...
but interesting.
lc
Human powered "helicopter" prize won....
Sun Jul 14, 2013 9:27 pm
Humor may not make the world go around, but it certainly cheers up the process... 
With clothing, the opposite of NOMEX is polypro (polypropylene cloth and fleece).
Success has many fathers...... Failure is an orphan.
With clothing, the opposite of NOMEX is polypro (polypropylene cloth and fleece).
Success has many fathers...... Failure is an orphan.
Mon Jul 15, 2013 5:42 am
Re: Human powered "helicopter" prize won....
That really demonstrates the theory that "The longer the prop and the slower you can turn it the more efficient it is". About 10 rpm by my count.
tcj
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